#include <fstream>
#define mod 1999999973

using namespace std;

ifstream f("lgput.in");
ofstream g("lgput.out");

long long a, b;

long long putere(long long a, long long b)
{
    if (b == 0)
        return 1;

    if (b % 2 == 0)
        return putere((a * a) % mod, b / 2) % mod;

    return (a * (putere(a, b - 1) % mod)) % mod;
}

int main()
{
    f >> a >> b;
    g << putere(a, b) << '\n';
    return 0;
}